import io.reactivex.Observable;

public class C55 {
    public static void main(String[] args) {
        Observable<String> source1 = Observable.just("Alpha", "Beta", "Gamma", "Delta", "Epsilon");
        Observable<Integer> source2 = Observable.range(1, 6);
        Observable.zip(source1, source2, (s, i) -> s + "-" + i)
                  .subscribe(System.out::println);
    }
}
//EOP
